docs: def remove(self, session_id):
          """Remove session object from the container
  
          `session_id`
              Session identifier
          """
          session = self._items.get(session_id, None)
  
          if session is not None:
              session.promoted = -1
              session.on_delete(True)
              del self._items[session_id]
              return True
  
          return False